10 More Discussions You Might Find Interesting
1. UNIX for Beginners Questions & Answers
I pass an argument to bash as run. The first command in green executes as expected, however the second in blue fails as the $run does not expand. I tried to escape the variable with \ thinking the quotes were making the literal translation and also "${run}" but both did not work to expand the... (3 Replies)
Discussion started by: cmccabe
3 Replies
2. Shell Programming and Scripting
Hi,
I'm trying to make a bash script that if a null value is returned then to output the value 0.
I would like a script to search the 'top' tree and return the CPU value of a process, however if the process is not running for it to return 0 or another identifier.
top -b -n1 | awk '/... (4 Replies)
Discussion started by: Goomie
4 Replies
3. UNIX for Dummies Questions & Answers
I need to write a shell script, when I run that script I should pass those arguments if not, then script should not run and pass the error message like
invalid option - - should pass the argument.
and Exit from the script (8 Replies)
Discussion started by: Nsharma3006
8 Replies
4. Shell Programming and Scripting
I need to write a shell script, when I run that script I should pass those arguments if not, then script should not run and pass the error message like
invalid option - - should pass the argument.
and Exit from the script
https://www.unix.com/images/misc/progress.gif (1 Reply)
Discussion started by: Nsharma3006
1 Replies
5. Shell Programming and Scripting
I have a bash script where I pass an argument
./chris.bash "\argv Test"
I want to detect if the user supplied \argv at the start of the argument (3 Replies)
Discussion started by: kristinu
3 Replies
6. Shell Programming and Scripting
i suspect the issue is with the IFS part. I have a script that reads a file. the problem here is that, when i run the script, it outputs a bunch of numbers. i know what these numbers are, but i dont understand why they're being sent to the screen.
as you can see below, everything should be... (5 Replies)
Discussion started by: SkySmart
5 Replies
7. Shell Programming and Scripting
I have one working awk command line. Which taking data from the “J1202523.TXT” file and generating the “brazil.dat” file. PFB code.
awk '{ DUNS = substr($0,0,9);if ( substr($0,14,3) == "089" ) print DUNS }' J1202523.TXT > Brazil.dat
But now I want to pass two parameter as a command line argument... (4 Replies)
Discussion started by: humaemo
4 Replies
8. UNIX for Dummies Questions & Answers
I'm having problems with bash scripts. If a bash script is called with no arguments, I always get "PHIST=!" as the first argument (i.e. this is what $1 equals). Why? Where does this come from, and how can I fix it? Nothing in the bash man pages refer to this mysterious default argument. (2 Replies)
Discussion started by: sszd
2 Replies
9. UNIX for Dummies Questions & Answers
i want to redirect output of one command as the command line argument of another script
for example, say i would run this command:
find . -xdev -type f -size +4096 -exec ls -al {} \;
i wan to be able to do something like:
echo +4096 | find . -xdev -type f -size ****** -exec... (3 Replies)
Discussion started by: IMTheNachoMan
3 Replies
10. Shell Programming and Scripting
Hi,
I have to check whether an argument say $ARGV is not null in an if operator. Please let me know the operator. It would be great if you write a psuedo code.
Thanks in advance
Ammu (4 Replies)
Discussion started by: ammu
4 Replies